aplite

aplite

noun

light-colored and fine-grained granitic rock consisting chiefly of quartz and feldspars

数据来源：WordNet

1

Alkaline rocks in the area are mainly composed of gray-black trachyte , and some breccia lava , syenite porphyry and syenite aplite .

碱性岩的岩性组合主要以灰黑色粗面岩为主、并含有角砾熔岩，正长斑岩、正长细晶岩等。
2

The Late Jurassic-Early Cretaceous activity produced basaltic and basaltic andesitic lavas ( 146Ma , 137Ma ), followed by gabbro intrusion ( 135Ma ) and aplite dyke ( 129Ma ) .

侏罗纪末～早白垩世初的火山活动除有熔岩（146Ma，137Ma）喷出外，还发育有辉长岩侵入体（135Ma）和辉绿岩岩墙（129Ma）等次火山岩。